Coresight: Add support for new APB clock name

Add support for new APB clock-name. If the function fails
to obtain the clock with the name "apb_pclk", it will
attempt to acquire the clock with the name "apb".

Reviewed-by: James Clark <[email protected]>
Signed-off-by: Jie Gan <[email protected]>
Signed-off-by: Suzuki K Poulose <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Jie Gan

include/linux/coresight.h

@@ -471,8 +471,11 @@ static inline struct clk *coresight_get_enable_apb_pclk(struct device *dev)
 	int ret;
 
 	pclk = clk_get(dev, "apb_pclk");
-	if (IS_ERR(pclk))
-		return NULL;
+	if (IS_ERR(pclk)) {
+		pclk = clk_get(dev, "apb");
+		if (IS_ERR(pclk))
+			return NULL;
+	}
 
 	ret = clk_prepare_enable(pclk);
 	if (ret) {